/*
 * Copyright 2018 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#ifndef SkTrimImpl_DEFINED
#define SkTrimImpl_DEFINED

#include "include/effects/SkTrimPathEffect.h"
#include "src/core/SkPathEffectBase.h"

class SkTrimPE : public SkPathEffectBase {
public:
    SkTrimPE(SkScalar startT, SkScalar stopT, SkTrimPathEffect::Mode);

protected:
    void flatten(SkWriteBuffer &) const override;
    bool onFilterPath(SkPath *dst, const SkPath &src, SkStrokeRec *, const SkRect *, const SkMatrix &) const override;

private:
    SK_FLATTENABLE_HOOKS(SkTrimPE)

    bool computeFastBounds(SkRect *bounds) const override
    {
        // Trimming a path returns a subset of the input path so just return true and leave bounds
        // unmodified
        return true;
    }

    const SkScalar fStartT, fStopT;
    const SkTrimPathEffect::Mode fMode;

    using INHERITED = SkPathEffectBase;
};

#endif
